 | |
 Headquarters in Ōtemachi, Chiyoda, Tokyo | |
| Mizuho Securities | |
Native name | みずほ証券株式会社 |
Romanized name | Mizuho Shōken Kabushiki-gaisha |
| Industry | Financial services |
| Headquarters | Ōtemachi, Tokyo , |
| Services | Securities brokerage Investment banking Securities research |
Number of employees | 6,994 (March 2016) |
| Parent | Mizuho Financial Group |
| Website | mizuhogroup.com/securities |
Mizuho Securities Co., Ltd. (みずほ証券株式会社, Mizuho Shōken Kabushiki-gaisha) is a Japanese investment banking and securities firm. It is a wholly owned subsidiary of Mizuho Financial Group.